Career
Mattern was awarded the Knight"s Cross on the 20 October 1944, while he was the commander of the 7th Company, 3rd Steamship Panzer Regiment, 3rd Steamship Panzer Division Totenkopf
Bibliography.
Mattern was awarded the Knight"s Cross on the 20 October 1944, while he was the commander of the 7th Company, 3rd Steamship Panzer Regiment, 3rd Steamship Panzer Division Totenkopf
Bibliography.